... with the intention of awaiting him, however long he might be. I was already deeply interested in his inquiry, for, though it was surrounded by none of the grim and strange features which were ... a specialist in crime. It was a quarter past six when we left Baker Street, and it still wanted ten minutes to the hour when we found ourselves in Serpentine Avenue. It was already dusk, ... same intention. A fierce quarrel broke out, which was increased by the two guardsmen, who took sides with one of the loungers, and by the scissorsgrinder, who was equally hot upon the other...